Product color: black, white, (green, red, blue unconventional color)Interface type: 3.5mmBluetooth version: Bluetooth 4.1

Product size: 5.9 * 1.5 * 1.2cm

Bare weight: 12g (Bluetooth receiver + metal adapter)

Product packaging: sealed PP bag: weight: 25g,

500 pieces / box size: 40 * 30 * 30cm weight: 14kg / box

Package size of color box: 13.5 * 8.5 * 2.5cm,

Total product weight: 35g (Bluetooth receiver + metal adapter + Cable + manual 

Features: one drag two, connect headphones, connect mobile phones, connect speakers, connect carsProduct packaging: carton packagingProduct features: Bluetooth receiver, car Bluetooth receiver, car Bluetooth receiver, aux Bluetooth receiver, audio adapter

Basic functions:

Device name: Bluetooth music

Call number:

Voice prompt:

Chinese English dual voice: (default English)

One drag two:

Power off after pairing timeout: power off after pairing status lasts for 5 minutes

Low power reminder: when the voltage is less than 3.2V, it will be reminded once every 5 seconds, and 3.1V will be shut down

System status:

Power on and power off: press MFB for 3 seconds

Volume plus: short press Vol+

Volume down: short press Vol-

Switch language: double click and hold MFB in pairing state (red and blue lights flashing)

Self timer function:

When the mobile phone enters the camera function, press and hold the Vol + key and vol - key to open the self timer function (red light constant), double-click the Vol + key to take pictures, and press and hold the Vol + key and vol - key to exit the self timer function (red light off)

Note: 1 Turn off the headset to exit the selfie mode

         2. In the selfie mode, the volume up / down and up / down functions are not available. You can answer / reject calls

Music control:

Play pause: short press MFB

Previous song: Vol - long press for 2 seconds

Next song: Vol + long press for 2 seconds

Telephone control:

Answer the call: short press MFB when calling

Refuse to answer a call: press MFB for calling duration

Redial without number: double click the MFB key, and then briefly press MFB to cancel dialing out

LED light display:

Power on pairing: red and blue lights flash alternately

Connection status: slow flashing of blue light (under 5 seconds)

The default delivery is pearlescent bag (OPP bag), black

Use while charging

Product parameters:

Product model: bt-450

Product material: plastic + metal

Product color: Black

Interface type: 3.5mm

Bluetooth version: Bluetooth 3.0

Features: connect headphones, mobile phones, speakers and cars

Product features: Bluetooth receiver, car Bluetooth receiver, car Bluetooth receiver, aux Bluetooth receiver, audio adapter

Product list:

one × Bluetooth receiver

one × 3.5mm metal adapter

one × 15cm USB charging cable

one × Instructions in Chinese and English

one × Sealed PP bag

Product material: plastic + metalProduct color: black, white, blue, green, redInterface type: 3.5mmFeatures: connect headphones, mobile phones, speakers and carsProduct size: 5.9 * 1.5 * 1.2cmBare weight: 12g (Bluetooth receiver + metal adapter)Total weight: 25g (Bluetooth receiver + metal adapter + Cable + instruction manual + PP bag packaging)Working hours: 2-3 hoursProduct packaging: sealed PP bagProduct features: Bluetooth receiver, car Bluetooth receiver, car Bluetooth receiver, aux Bluetooth receiver, audio adapterProduct list:one × Bluetooth receiverone × 3.5mm metal adapterone × USB charging cableone × Instructions in Chinese and English

The following is the reference of the real product shooting:

Note: this item is shipped in pearlescent bags or OPP Bags.Upgrade Bluetooth to v4 Version 2, which can be used while charging, reliable performance and stable quality. Integrity management, due to the huge shipment, welcome to consult before placing