Bypass Function Available in Transmitter Mode
Enable your TV, AV Receiver, Radio and others to stream music to your Bluetooth headphones/speakers
Upgrade Your Wired Speakers to Bluetooth
Wirelessly stream music from your phone or tablet to your old speakers or home stereo
Bypass Mode for Wired Systems
Directly transmit audio via RCA, AUX, or optical cables without using Bluetooth

Support aptX Low Latency/aptX HD/aptX AD
Note: For the best sync, your Bluetooth headphones or speaker should support aptX LL or adaptive
Connect 2 headphones or speakers at the same time
Note: When connecting two aptX Low Latency headphones/speakers, Bluetooth codec will switch to aptX
Resolution up to 384 kHz/32 bit
Delivers high-definition audio for an unparalleled listening experience.
Outdoor is 230FT and up to 80-110FT indoors
NOTE: operation range can be affected by walls, Wi-Fi router, etc.

How to connect in transmitter mode?

1Mii B03S Bluetooth 5.3 Transmitter Receiver for TV Home Stereo

Q1	What shall i do if i can not get B03S Bluetooth Adapter to pair with my Bluetooth Headphones or Speakers?
A1	1) Turn off the Bluetooth of all mobile phones or PCs in the house. 2) Please ensure that the pairing distance is within 1 meter. 3) If you still can't pair, please set both the B03S and Bluetooth Headphones/speaker to factory default settings.
Q2	How to reset 1Mii B03S?
A2	Restore factory default of B03S by pressing Bluetooth button for about 10 seconds till all indicators flash once, then it get into pairing mode with red and blue lights flashing, pair as normally.
Q3	Why is there still audio delay when I use this Low Latency B03S adapter with my Bluetooth headphones?
A3	To achieve low latency, your receiving device is better also support function of aptX Low Latency. Or, the receiving device might use another codec (e.g. SBC, aptX), resulting in a 70-200ms audio delay which may be noticeable by some users.
Q4	Why are the Volume +/- of my B03S not working in TX mode, only works in RX mode?
A4	1) In TX mode, take optical cable as the connected audio cable, the Volume +/- on B03S may not work if your device does not support Audio/Video Remote Control Profile. 2) Change the optical cable to AUX 3.5mm/RCA audio cable,the volume buttons works.
Q5	When the TV is connected to B03S, can my Bluetooth headphones play sound simultaneously with the TV's built-in speakers?
A5	With many models of TVs, the built-in speakers may not work properly if you choose to use an external audio output device, this is a TV feature and its availability depends on your TV make and model.
Q6	If the Bluetooth headphones support aptX Adaptive, which direction should I toggle the switch to use aptX Adaptive encoding?
A6	Slide the codec switch to "HD". The "AD" indicator light will turn on, which means the Bluetooth headphones are working with aptX Adaptive encoding.

1Mii Bluetooth Audio Transmitter Receiver

	1Mii B03	1Mii B03+	1Mii B03Pro	1Mii B03S	1Mii B03Pro+
Customer Reviews	—	—	—	—	—
Price	—	—	—	—	—
Type	Bluetooth Transmitter Receiver	Bluetooth Transmitter Receiver	Bluetooth Transmitter Receiver	Bluetooth Transmitter Receiver	Bluetooth Transmitter Receiver
Bluetooth Version	5.3	5.3	5.3	5.3	5.3
Audio Input Support	AUX/RCA/Optical/Bluetooth	AUX/RCA/Optical/Bluetooth	AUX/RCA/Optical/Bluetooth	AUX/RCA/Optical/Bluetooth	AUX/RCA/Optical/Bluetooth
Audio Output Support	AUX/RCA/Optical/Bluetooth	AUX/RCA/Optical/Bluetooth	AUX/RCA/Optical/Bluetooth	AUX/RCA/Optical/Bluetooth	AUX/RCA/Optical/Bluetooth
Audio Codec Support	aptX AD/HD/LL/aptX/AAC/SBC	aptX HD/LL/AD/aptX/AAC/SBC	aptX HD/LL/AD/aptX/AAC/SBC	aptX HD/LL/AD/aptX/AAC/SBC	LDAC/aptX HD/LL/aptX/AAC/SBC
Extra Audiophile DAC	?	?	?	?	?
With Screen Dispaly	?	?	?	?	?
Independent Bypass Mode	?	?	?	?	?
TX & Bypass Mode	?	?	?	?	?
Support USB Drive Audio Input	?	?	?	?	?
Dual connection	?	?	?	?	?

Gaming Audio Mixer Coming Soon
Premium ANC Arrives Soon
Flight Earbuds Kit Coming Soon
Computer Speakers
Wireless Gaming Headset
Sound Machine
Noise Cancelling Headphones
Bluetooth Transmitter Receiver
Bluetooth Transmitter
Bluetooth Receiver
Wireless Transmitter Receiver

1Mii B03S Bluetooth 5.3 Transmitter Receiver

Bypass Function Available in Transmitter Mode

Enable your TV, AV Receiver, Radio and others to stream music to your Bluetooth headphones/speakers

Upgrade Your Wired Speakers to Bluetooth

Wirelessly stream music from your phone or tablet to your old speakers or home stereo

Bypass Mode for Wired Systems

Directly transmit audio via RCA, AUX, or optical cables without using Bluetooth

Support aptX Low Latency/aptX HD/aptX AD

Note: For the best sync, your Bluetooth headphones or speaker should support aptX LL or adaptive

Connect 2 headphones or speakers at the same time

Note: When connecting two aptX Low Latency headphones/speakers, Bluetooth codec will switch to aptX

Resolution up to 384 kHz/32 bit

Delivers high-definition audio for an unparalleled listening experience.

Outdoor is 230FT and up to 80-110FT indoors

NOTE: operation range can be affected by walls, Wi-Fi router, etc.

How to connect in transmitter mode?

Q1	What shall i do if i can not get B03S Bluetooth Adapter to pair with my Bluetooth Headphones or Speakers?
A1	1) Turn off the Bluetooth of all mobile phones or PCs in the house. 2) Please ensure that the pairing distance is within 1 meter. 3) If you still can't pair, please set both the B03S and Bluetooth Headphones/speaker to factory default settings.
Q2	How to reset 1Mii B03S?
A2	Restore factory default of B03S by pressing Bluetooth button for about 10 seconds till all indicators flash once, then it get into pairing mode with red and blue lights flashing, pair as normally.
Q3	Why is there still audio delay when I use this Low Latency B03S adapter with my Bluetooth headphones?
A3	To achieve low latency, your receiving device is better also support function of aptX Low Latency. Or, the receiving device might use another codec (e.g. SBC, aptX), resulting in a 70-200ms audio delay which may be noticeable by some users.
Q4	Why are the Volume +/- of my B03S not working in TX mode, only works in RX mode?
A4	1) In TX mode, take optical cable as the connected audio cable, the Volume +/- on B03S may not work if your device does not support Audio/Video Remote Control Profile. 2) Change the optical cable to AUX 3.5mm/RCA audio cable,the volume buttons works.
Q5	When the TV is connected to B03S, can my Bluetooth headphones play sound simultaneously with the TV's built-in speakers?
A5	With many models of TVs, the built-in speakers may not work properly if you choose to use an external audio output device, this is a TV feature and its availability depends on your TV make and model.
Q6	If the Bluetooth headphones support aptX Adaptive, which direction should I toggle the switch to use aptX Adaptive encoding?
A6	Slide the codec switch to "HD". The "AD" indicator light will turn on, which means the Bluetooth headphones are working with aptX Adaptive encoding.

1Mii Bluetooth Audio Transmitter Receiver

1Mii B03	1Mii B03+	1Mii B03Pro	1Mii B03S	1Mii B03Pro+
Customer Reviews	Customer Reviews	Customer Reviews	Customer Reviews	Customer Reviews
—	—	—	—	—
Price	Price	Price	Price	Price
—	—	—	—	—
Type	Type	Type	Type	Type
Bluetooth Transmitter Receiver	Bluetooth Transmitter Receiver	Bluetooth Transmitter Receiver	Bluetooth Transmitter Receiver	Bluetooth Transmitter Receiver
Bluetooth Version	Bluetooth Version	Bluetooth Version	Bluetooth Version	Bluetooth Version
5.3	5.3	5.3	5.3	5.3
Audio Input Support	Audio Input Support	Audio Input Support	Audio Input Support	Audio Input Support
AUX/RCA/Optical/Bluetooth	AUX/RCA/Optical/Bluetooth	AUX/RCA/Optical/Bluetooth	AUX/RCA/Optical/Bluetooth	AUX/RCA/Optical/Bluetooth
Audio Output Support	Audio Output Support	Audio Output Support	Audio Output Support	Audio Output Support
AUX/RCA/Optical/Bluetooth	AUX/RCA/Optical/Bluetooth	AUX/RCA/Optical/Bluetooth	AUX/RCA/Optical/Bluetooth	AUX/RCA/Optical/Bluetooth
Audio Codec Support	Audio Codec Support	Audio Codec Support	Audio Codec Support	Audio Codec Support
aptX AD/HD/LL/aptX/AAC/SBC	aptX HD/LL/AD/aptX/AAC/SBC	aptX HD/LL/AD/aptX/AAC/SBC	aptX HD/LL/AD/aptX/AAC/SBC	LDAC/aptX HD/LL/aptX/AAC/SBC
Extra Audiophile DAC	Extra Audiophile DAC	Extra Audiophile DAC	Extra Audiophile DAC	Extra Audiophile DAC
?	?	?	?	?
With Screen Dispaly	With Screen Dispaly	With Screen Dispaly	With Screen Dispaly	With Screen Dispaly
?	?	?	?	?
Independent Bypass Mode	Independent Bypass Mode	Independent Bypass Mode	Independent Bypass Mode	Independent Bypass Mode
?	?	?	?	?
TX & Bypass Mode	TX & Bypass Mode	TX & Bypass Mode	TX & Bypass Mode	TX & Bypass Mode
?	?	?	?	?
Support USB Drive Audio Input	Support USB Drive Audio Input	Support USB Drive Audio Input	Support USB Drive Audio Input	Support USB Drive Audio Input
?	?	?	?	?
Dual connection	Dual connection	Dual connection	Dual connection	Dual connection
?	?	?	?	?

Gaming Audio Mixer Coming Soon
Premium ANC Arrives Soon
Flight Earbuds Kit Coming Soon
Computer Speakers
Wireless Gaming Headset
Sound Machine
Noise Cancelling Headphones
Bluetooth Transmitter Receiver
Bluetooth Transmitter
Bluetooth Receiver
Wireless Transmitter Receiver

Type	3_5_mm_audio
Changer Type	Optical, 3.5mm, USB Drive
Cable Length	Standard
Specifications	TX Mode: aptX Adaptive, aptX Low Latency, aptX HD, aptX, SBC & RX Mode: aptX Adaptive, aptX HD, aptX, AAC, SBC, 1Mii, B03S, Standard, 11.5 L x 8 W x 2.7 H centimeters, 150 grams, 5 volts, Corded Electric, Optical, 3.5mm, USB Drive, Stereo, Bluetooth, bluetooth, 2, Acrylonitrile Butadiene Styrene (ABS), External

Terminal Gender	Female-to-Male
Connector Plating	Standard

Dimensions	11.5 cm x 8 cm x 2.7 cm
Weight	150 grams

Model
Brand	1Mii
Series	B03S
Model	B03S
Part Number	B03S

Item#: 9SIC969M980599

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