yesong Electronic Technology BT-9901 Bluetooth Headset User Manual

Shenzhen yesong Electronic Technology Co., Ltd. Bluetooth Headset

user manual

User Manual Bluetooth headset Model: BT-9901
Instructions 1. Power consumption: ≤ 0.18W 2. Working voltage: DC3.7V 3. Charge voltage: DC5V/300MA/power 4. output speaker impedance: 32R*2,0.02W*2 5. output frequency response range: 20Hz-20KHz 6. signal-to-noise ratio: 90dB 7. Charging time: about 3 hours 8. playback time: TF card for about 7 hours, Bluetooth for about 6 hours. 9. Bluetooth version: 2.1+EDR 10. audio format: MP3/WAV/WMA 11. mic call sensitivity: -32dB This products for head wearing type stereo Bluetooth headphones, support TF card play, maximum support 32G. support Bluetooth connection, can and Android and IOS equipment docking, line connection distance about 10M. support Bluetooth calls function and calls reported,. support audio entered function, can for General wired headphones using. main headphones and Deputy headphones are distribution has more only LED Lantern, can according to music frequency rhythm flashing, in no audio Shi is to specific of way flashing. distribution has a only power switch, Red and blue play and charge LED indicator. swing and is equipped with a three-button, you can achieve the following features: volume plus or minus next song play/pause/on/mode/answer/hang up/reject function.
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. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: - Reorient or relocate the receiving antenna. - Increase the separation between the equipment and receiver. -Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. -Consult the dealer or an experienced radio/TV technician for help Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. 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.

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