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L1 Mini Stereo Line Level Booster Amplifier Audio Preamp with 20dB Gain and Volume Control
- Mutiple input/output interfaces: with 3.5mm AUX/stereo RCA/5-DIN inputs and stereo RCA/5-DIN outputs, can be compatible with most low-volume audio sources such as ipod, ipad, phone, TV, MP3 player, potable CD player, computer, video game etc., and boost their output to the level needed to drive amplifier or speakers.; With built-in amplification and voltage boost circuit: adjustable gain to match better with different audio sources, support DC 5-24V wide input voltage that can share the power supply of amplifiers, while L1 can always work at a high voltage of 26V to provide ±12.5V high output amplitude and max 20dB high gain.; Unique design and HiFi clear sound: double-side PCB design, NE5532P op amp with pluggable socket design, convenient to change other op amps to enjoy different sound and bring much DIY fun for audiophiles. High-qaulity sealed potentiometer, with wide frequency bandwidth and excellent dynamic response, the sound is smooth and natural, warm and delicate with ultra-low distortion.; Mini size with exquisite appearance, compact and all-metal design for durability and shielding the electronics from electromagnetic interference with noise rejection. Perfect design in size and function, suitable for many scenarios to increase the output level, such as home stereo system, mixer or speaker setup, karaoke, audio recording, party, live stage event etc.
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Product description Product Highlights Universal Compatibility Seamlessly connects with a variety of audio devices through multiple interfaces, boosting low-level signals for enhanced audio output. Robust Amplification Features adjustable gain and a wide voltage range, operating at 26V for ± 12.5V output and a maximum 20dB gain, ensuring powerful audio performance. Crystal-Clear Sound Double-sided PCB with a swappable NE5532P op amp for customizable sound quality, delivering a natural, warm, and distortion-free listening experience. Compact and Durable An all-metal, mini design offers both style and protection against electromagnetic interference, suitable for a wide range of audio enhancement needs.
Comparison with Similar Booster How to use Douk Audio L1 Warm Tips 3.5 mm AUX input with priority, please make sure AUX cable has been disconnected if you want 5-DIN or stereo RCA input. 5-DIN and stereo RCA output can work at the same time. Equipped with USB to DC cable, NOT include power adapter, can use phone charger/power bank/computer to power it. Parameters Audio input 3.5 mm AUX / Stereo RCA / 5-DIN Audio output Stereo RCA / 5-DIN Gain 20dB (Adjustable) Frequency response 20Hz-20KHz ( ± 0.5 dB) THD 0.06 % Max S/N ratio >80dB Input sensitivity 150mW/50KHz at 1KHz Max output amplitude ± 12.5V Input voltage DC 5-24V Working voltage DC 26V Dimensions (W*D*H) 87*63*48mm / 3.43 * 2.48 * 1.89 in Package dimensions (W*D*H) 150*90*110mm / 5.91 * 3.54 * 4.33 in Net weight 155g / 0.34 lb Package weight 400g / 0.88 lb Packing list 1*Booster; 1*USB to DC Cable; 1* 3.5 mm to RCA Cable; 1* 2:2 RCA Cable Douk Audio L1 Douk Aufio U3 Douk Audio U10 Douk Audio E6 Douk Audio P1 Douk Audio T4 PRO Add to Cart Buying Options Add to Cart Buying Options Add to Cart Add to Cart Customer Reviews 4.1 out of 5 stars 338 4.4 out of 5 stars 848 4.2 out of 5 stars 129 3.8 out of 5 stars 60 4.3 out of 5 stars 1, 044 4.4 out of 5 stars 353 Price $ 39.99 $39.
99 $ 33.99 $33. 99 $ 49.99 $49. 99 no data $ 89.99 $89. 99 $ 64.99 $64. 99 Feature Line Level Booster Digital Headphone Amp Tube Headphone Amp Tube Preamplifier Bluetooth Tube Preamp & Headphone Amp Tube Phono Preamp & Headphone Amp Audio input 3.5 mm AUX / Stereo RCA / 5-DIN stereo L/R RCA 3.5 mm AUX / Stereo RCA standard stereo L/R RCA Bluetooth 5.0 (APTX-HD) + RCA + PC-USB MM phono/turntable / 3.5 mm AUX Audio output Stereo RCA / 5-DIN 6.35 mm headphone jack (with 6.35 mm to 3.5 mm adapter) 3.5 mm / 6.35 mm headphone jack standard stereo L/R RCA Stereo RCA / 3.5 mm headphone jack stereo L/R RCA / 3.5 mm headphone jack Frequency response 20Hz-20KHz ( ± 0.5 dB) 20-30KHz 20Hz-30KHz 20Hz-30KHz 20Hz-20kHz(±3dB) 20Hz-20KHz(±3dB) (AUX IN) / Standard RIAA (phono IN) THD 0.06 % Max no data no data no data 0.01 % 0.2 % S/N ratio >80dB 110DB 110DB 90DB 103dB 105dB Gain 20dB (Adjustable) no data no data no data no data no data Nobsound NS-01G PRO Douk Audio ST-01 PRO Douk Audio M4 Douk Audio T8 PRO Nobsound Q4 Douk Audio VU22 Buying Options Buying Options Buying Options Add to Cart Buying Options Add to Cart Customer Reviews 4.2 out of 5 stars 1, 765 4.3 out of 5 stars 490 4.2 out of 5 stars 367 4.0 out of 5 stars 127 4.0 out of 5 stars 69 4.4 out of 5 stars 119 Price $ 28.49 $28.
49 $ 94.99 $94. 99 $ 69.99 $69. 99 $ 129.99 $129. 99 no data $ 99.99 $99. 99 Feature 2-CH 100W Bluetooth Amp & USB Sound Card 2-CH 200W Bluetooth Tube Amp with USB/OPT Inputs 4-CH 50W x 4 Bluetooth Amp with U-Dsik Input 7-Band Equalizer & XLR Balanced Tube Preamp USB Gaming DAC & Bluetooth Headphone Amp Analog Sound Level & VU Meters with MIC+LINE Inputs
Comparison with Similar Booster How to use Douk Audio L1 Warm Tips 3.5 mm AUX input with priority, please make sure AUX cable has been disconnected if you want 5-DIN or stereo RCA input. 5-DIN and stereo RCA output can work at the same time. Equipped with USB to DC cable, NOT include power adapter, can use phone charger/power bank/computer to power it. Parameters Audio input 3.5 mm AUX / Stereo RCA / 5-DIN Audio output Stereo RCA / 5-DIN Gain 20dB (Adjustable) Frequency response 20Hz-20KHz ( ± 0.5 dB) THD 0.06 % Max S/N ratio >80dB Input sensitivity 150mW/50KHz at 1KHz Max output amplitude ± 12.5V Input voltage DC 5-24V Working voltage DC 26V Dimensions (W*D*H) 87*63*48mm / 3.43 * 2.48 * 1.89 in Package dimensions (W*D*H) 150*90*110mm / 5.91 * 3.54 * 4.33 in Net weight 155g / 0.34 lb Package weight 400g / 0.88 lb Packing list 1*Booster; 1*USB to DC Cable; 1* 3.5 mm to RCA Cable; 1* 2:2 RCA Cable Douk Audio L1 Douk Aufio U3 Douk Audio U10 Douk Audio E6 Douk Audio P1 Douk Audio T4 PRO Add to Cart Buying Options Add to Cart Buying Options Add to Cart Add to Cart Customer Reviews 4.1 out of 5 stars 338 4.4 out of 5 stars 848 4.2 out of 5 stars 129 3.8 out of 5 stars 60 4.3 out of 5 stars 1, 044 4.4 out of 5 stars 353 Price $ 39.99 $39.
99 $ 33.99 $33. 99 $ 49.99 $49. 99 no data $ 89.99 $89. 99 $ 64.99 $64. 99 Feature Line Level Booster Digital Headphone Amp Tube Headphone Amp Tube Preamplifier Bluetooth Tube Preamp & Headphone Amp Tube Phono Preamp & Headphone Amp Audio input 3.5 mm AUX / Stereo RCA / 5-DIN stereo L/R RCA 3.5 mm AUX / Stereo RCA standard stereo L/R RCA Bluetooth 5.0 (APTX-HD) + RCA + PC-USB MM phono/turntable / 3.5 mm AUX Audio output Stereo RCA / 5-DIN 6.35 mm headphone jack (with 6.35 mm to 3.5 mm adapter) 3.5 mm / 6.35 mm headphone jack standard stereo L/R RCA Stereo RCA / 3.5 mm headphone jack stereo L/R RCA / 3.5 mm headphone jack Frequency response 20Hz-20KHz ( ± 0.5 dB) 20-30KHz 20Hz-30KHz 20Hz-30KHz 20Hz-20kHz(±3dB) 20Hz-20KHz(±3dB) (AUX IN) / Standard RIAA (phono IN) THD 0.06 % Max no data no data no data 0.01 % 0.2 % S/N ratio >80dB 110DB 110DB 90DB 103dB 105dB Gain 20dB (Adjustable) no data no data no data no data no data Nobsound NS-01G PRO Douk Audio ST-01 PRO Douk Audio M4 Douk Audio T8 PRO Nobsound Q4 Douk Audio VU22 Buying Options Buying Options Buying Options Add to Cart Buying Options Add to Cart Customer Reviews 4.2 out of 5 stars 1, 765 4.3 out of 5 stars 490 4.2 out of 5 stars 367 4.0 out of 5 stars 127 4.0 out of 5 stars 69 4.4 out of 5 stars 119 Price $ 28.49 $28.
49 $ 94.99 $94. 99 $ 69.99 $69. 99 $ 129.99 $129. 99 no data $ 99.99 $99. 99 Feature 2-CH 100W Bluetooth Amp & USB Sound Card 2-CH 200W Bluetooth Tube Amp with USB/OPT Inputs 4-CH 50W x 4 Bluetooth Amp with U-Dsik Input 7-Band Equalizer & XLR Balanced Tube Preamp USB Gaming DAC & Bluetooth Headphone Amp Analog Sound Level & VU Meters with MIC+LINE Inputs
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- Return for refund within: 30 days
- Return for replacement within: non-replaceable
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