CLASSIC PRO / CBR2 Bluetooth receiver

CLASSIC PRO/CBR2 is a Bluetooth receiver that supports stereo audio.

■Bluetooth receiver
■Supports mono/stereo/TWS modes

CBR2 can easily be used to play audio via Bluetooth by simply connecting it to the XLR microphone input of a mixer or powered speaker. In addition to switching between stereo and mono modes on a single unit, stereo playback in TWS (True Wireless Stereo) mode is also possible by using two units. In addition, it has a built-in rechargeable lithium battery that supports up to 8 hours of continuous playback with approximately 2 hours of charging. This is a highly versatile Bluetooth receiver that can be used for a wide range of purposes, such as speeches, lessons, and band practice.

■MONO mode
The left and right channels of the stereo signal are mixed into mono.

■STEREO mode
The left channel is output from the lower XLR, and the right channel is output from the upper XLR.

■TWS mode
Prepare two CBR2s. The left channel is output from the first CBR2, and the right channel is output from the second CBR2.

■Features
Adds Bluetooth audio playback to powered speakers and mixers
XLR output on top for wired stereo playback
Two CBR2s for wireless stereo playback in TWS mode
Battery rechargeable via USB type-C
Buttons for power on/off, TWS link, Bluetooth pairing, and stereo/mono switching
LEDs for battery charging and operation status
Rugged ABS housing

■Specifications
Output (top/bottom): XLR male, balanced
Output level: +6dBu (max)
Battery playback time: approx. 8 hours
Battery charging time: approx. 2 hours
Signal-to-noise ratio: 95dB
Input voltage: DC5V/300mA
Frequency range: 20-20000Hz
Built-in battery: 3.7V/500mAh 1.83Wh
Bluetooth communication distance: up to 30m
Bluetooth profile: Bluetooth 5.3, A2DP, AVRCP
Supported codecs: SBC, AAC
Bluetooth frequency band: 2.402-2.480GHz
Weight: 51g
Dimensions (diameter x height): 27x115mm
Operating ambient temperature: 0-40℃

■Names of parts
LOW (red): Flashes when the built-in battery is low on power.
CHG (orange): Lights up during charging and turns off when charging is complete.
FULL (red): Lights up when charging is complete and charging stops automatically.
Power button: Press and hold the button for 3 seconds or more to turn the unit's power ""ON"" or ""OFF"".
Pairing button (BT): Press and hold the button for 3 seconds or more to pair with a smartphone, tablet, laptop PC, etc.
TWS button: Link two ""CBR2""s and play audio (TWS mode) from two speakers.
STEREO button: Switches between stereo and mono modes.
* In stereo mode, the LED is always on, and the left channel signal is output from the bottom XLR terminal, and the right channel signal is output from the top XLR output. In mono mode, the LED is off, and the left and right channels of the stereo signal are mixed into mono and output from the bottom XLR terminal.

■Pairing method
1. Turn on the power of CBR2.
2. Press and hold the pairing button for more than 3 seconds to enter ""pairing mode"" where it searches for Bluetooth devices, and the blue LED will flash.
3. Select ""CBR2"" displayed on the setting screen of the transmitting Bluetooth device (smartphone, etc.) and connect.
4. When pairing is successful, a confirmation sound will be heard and the blue LED will stop flashing and stay lit.

■Pairing method in TWS mode
1. Prepare two CBR2s and connect them to speakers, etc.
2. Press the pairing button on the first CBR2 to pair with the audio device.
3. Turn on the power of the second CBR2.
4. Press and hold the ""TWS button"" on both CBR2 at the same time. The green LED will stop flashing and stay lit, and the CBR2 will connect to each other. The first CBR2 will output the left channel, and the second CBR2 will output the right channel.