Remax RB-500HB Wireless Bluetooth Music Headphone

Feature:

1.500HB adopts fully enclosed sound cavity design

With soft and flexible earmuffs to wear comfortable

Effective physical noise reduction to reduce noise long wearing does not hurt

2.Using Bluetooth 4.1 technology, high-speed transmission

Ability to transmit high bit rate music signals to help users

Enjoy wireless high-quality audio while also building quick links
 

3.last number redial: in any mode, double-click MF button"to redial the last number.

4.Voice dialing: press and hold MF button"1 secound to reject the call(option)

Specification:

Bluetooth specification: V4.1

Buletooth profile: support A2DP1.2/AVRCP1.4/HFP1.6/HSP1.2

Drive dimension:40mm

Impedance:32 om

Voltage:3.3-4.2V

Frequency range:20-20000Hz

RF range: 10m

S/N:>75dB

Distortion:<0.5%

Playback time:>=16 hours

Charging time:<=2.5 hours

Built-in lithium battery: 3.7V/400mAh

Net:213.8G