Wireless Stereo Headphone DA143 User instruction
1 Out looking parameter and instruction Button instruction: 1.Volume + 2.Multi‐function 3. Volume ‐ 4.LED 5. MICRO USB 6.MIC 2.
Product size: 620*25*30mm Product weight：14.1g（bare） Working voltage：3.7 V Successive working time： Around 5~6 hours Charging time：1~2 hours Charging current：80mA No connected will be power off automatically：5 minutes Support 1pcs earbuds connect 2pcs smart phones Support APTX 3.1 Bluetooth Bluetooth chipset CSR8645A04 Bluetooth version 4.1 Profile A2DP AVRCP HSP HFP RF 2402~2480MHz Receiving distance 360° 10meter 3.2 MIC MIC SPEC: 3.7*2.2*1.1mm MEMS MIC Sensitivity：‐42±3dB 3.
Operation Power on：Press and hold down the power button till a blue light appears Power off：Press and hold down the power button till a red light appears Paring： Press and hold down the power button 6~8 seconds till red and blue light flashing Volume adjust: Press and Hold down the volume + to increase volume or Volume ‐ to decrease the volume Music track choose：Press Volume ‐ shortly to select previous track, and Volume + to select the next track.
6 FCC Statements This device complies with Part 15 of the FCC rules. Operation is subject to the following two conditions: 1) this device may not cause harmful interference, and 2) this device must accept any interference received, including interference that may cause undesired operation. Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules.
