Specification:

Model No: B7 Bluetooth audio receiver 4.1

Bluetooth version:Bluetooth V4.1

Supported protocol:HFPV 1.6,HSPV 1.2,A2DP V1.2,AVRCP V1.4

Working current: ＜25MA

Battery capacity:300MAH

Charging current:200MA

Charging time:about 2 hours

Audio sound:stereo AAC, MP3, SBC......

Audio signal /noise ratio:≥75dB

Working time:＞10H

Transmission rate:24Mbps

Bluetooth range:20M

Charging port:Micro USB 5V/0.5A

Output:double 3.5MM aux output port

Size:60X 60X 13.5mm

weight:85g

Compatibility:Android, IOS system phone and Pad...all BT audio devices

Funtions:

Support audio device with AUX 3.5mm port, audio transmission wirelessly.

Built-AEC echo cancellation and noise cancellation circuit ANC, gorgeous stereo sound more pure

Built-in enhanced signal transmission circuit, connected faster and more stable

Double lossless audio formats compatible

Dual AUX OUT

Automatic memory connected function, the operation is easier, more convenient

Built-in battery,Long working time

Bluetooth 4.1、Consume low power

With phone call and NFC functions,more easy to using

Smart work with Android, IOS system phone and Pad...all BT audio devices

Support two devices at a time

Easy to connection, no need download any driver or APP

working light:

Blue light flashing fast, non connection

Blue light flashing slow, connected

Red light on for charging, off for full

Package Including:

1 x Bluetooth receiver

1 x 3.5MM AUX cable

1 x Micro USB charging cable

1 x English User Manual

• Nice designing
• Pure sound output
• Double AUX 3.5mm outputjack port, support two devices working at a time
• NFC, close to device for connection, no need searching.
• Hang-up phone call, press button for answering.