Product Features:
Bluetooth Version: V4.0
Modulation method: GFSK, π / 4 DQPSK, 8 DPSK
The power supply voltage: 3.3 - 4.2 V
Support BT protocol:HFP v1.6 HSP V1.2,A2DP V1.6,AVRCP V1.4 DI V1.3
The working current: ≤30 mA
Standby current: < 50 uA
Temperature range: - 40 ℃ to + 80 ℃
Wireless transmission range: > 10 meters
Transmission power: support CLASS1 CLASS2 / adjustable CLASS3
maximum 8 DBM
Sensitivity: - 80dBm < 0.1% BER
Frequency range: 2.4 GHz to 2.480GHz
External interface: PIO, SPI, Audio in/out and PCM, USB
Audio performance: support for AAC, MP3, SBC, stereo
Audio signal to noise ratio: ≥75 dB
Distortion: ≤0.1%
Technical indicators:
1.Item: Active noise canceling headphones
2.Mode: Stereo
3.Work voltage 3.7v
4.Wearing style: Wireless Bluetooth headset
5.Bluetooth Version: CSR-Bluetooth V4.0
6.Wireless transmission range: Up to 10 m
7.Input terminal: 3.5mm stereo plug+ Bluetooth adapter
8.Noise cancellation depth: >23db
9.Max. Output power: 100Mw
10.Signal to noise ratio (S/N): ≥85db
11.Speaker diameter: 40mm
12.Speaker impedance: 32ohm
13. Speaker frequency response: 18 - 20K Hz
14.Speaker sensitive: 115dB
15.Noise ratio: 50- 1200Hz
16.Color option: Sliver/Champagne Gold/Rose Gold
