NOTED: Its because of 's Bluetooth headset/earphone/headphone uses a special encoding method, its not public for other devices to connect. So when you use 's Bluetooth headset/earphone/headphone to pair with our devices in bluetooth transmitter mode, it may takes longer time to pair. The pairing time varies on different model of. But they can surely pair successfully with our devices.
Suitable for any devices(smartphone, earphone, speaker etc) any version of Bluetooth on the market, including: bluetooth 1.0 / 1.1 / 1.2 / 2.0 / 2.1 / 3.0 / 3.1 / 3.2 / 4.0 / 4.1 / 4.2 / 5.0 etc.
APTXHD LOW LATENCY]: The product adopted the British latest CSR8675 program, high-end Bluetooth V 5.0 chip, you can enjoy HD Stero Sound Quality wirelessly over Bluetooth connections with aptX-source devices like TVs, phones or tablets without any noticeable audio delay.
NOTED: If you want to use it to watch TV and watch movies on your PC, Please make sure your bluetooth headphones support APTX LOW LATENCY, Otherwise it will have a little sound delay. If you don't know how to choose APTX LOW LATENCY bluetooth headphones, A3S will be recommended, Follow
is the buy link:
https: //www.. com/store/product/AptX-Low-Latency-Aptx-LL-Bluetooth-Headphone-ANC-4-2-Wireless-Headset-Earphone-With-Active/4564012_33007703469. html? spm= 2114.12010615. 8148356.27. 2939a55f9GECTN
DUAL MODE & AUTOMATIC LINKBACK]: Supporting dual-stream (TX mode & RX mode), transmission can connect two Bluetooth audio device and receiver can connect two devices at the same time. Both the receiving mode and the transmitting mode can realize automatic back-to-back connection, the connected product has a memory function.
Technical specifications:
Bluetooth version: V 5.0, Class II