The NUX B-7 PRO is a personal wireless in-ear monitor system with automatic setup, 2.4 GHz interference-free broadcasting frequency, and 24-bit 48 kHz high-quality stereo audio. The operation range is up to 50 meters (160-feet) with very low latency wireless transmitting.

SPECIFICATIONS:

•     Operating Frequency Band: 2400-2483.5MHz
•     Transmit Mode: Frequency Hopping
•     RF Output Power: 10mW E.l.R.P. max
•     Audio Quality: 24bit/48kHz
•     Frequency Response: 20Hz-20kHz
•     Latency:
•     7.33ms (low latency setting)
•     10.85ms (default)
•     14.33ms (safe setting)
•     Unbalanced Input lmpedance: 10kΩ
•     Balanced Input lmpedance: 20kΩ
•     AUX Input Level: 2.1 Vrms (8.7dBu) max
•     Balanced Input Level: 9.8 Vrms (22dBu) max
•     Headphone output Impedance: Minimum 13Ω
•     Headphone Maximum output power per channel: 57mW (THD<0.1% RLOAD=16Ω,1kHz)
•     Channel separation: -105dB - THD+N: <0.01% typical
•     Dynamic Range: 110dB A-weighted
•     Output level Adjustment Range: Mute -86dB~+12dB
•     Auto-0ff: It automatically turns off after 10 minutes of no connection or if the connection is lost
•     Built-in Battery Capacity: Rechargeable Li-polymer (Transmitter 3.7V/3000mAh, receiver 3.7V/400mAh)
•     Battery Lifetime: TX (Transmitter): Up to 6 hours/ RX: Up to 6 hours
•     Power Requirements: DC 9V, 1A min, negative tip power supplies (Transmitter)
•     Operation Range: Up to 50m (165 feet) maximum
•     TX (Transmitter) Dimensions (L x W x H): 140 x 97 x 53mm
•     TX (Transmitter) Weight: 525g
•     RX (Receiver) Dimensions (L x W x H): 47 x 71 x 22mm
•     RX (Receiver) Weight: 51g

High Quality Stereo Audio Monitor
B-7 PRO personal wireless in-ear monitor system delivers stereo audio signal on 2.4 GHz frequency range. That's a global interference-free broadcasting range you can use everywhere without a signal break. With the 24-bit 48 kHz audio quality you will never experience unwanted sound degradation.

 
Automatic Setup and Friendly Matching
The user-friendly matching system makes it easier to use, just turn on the TX & RX and they will be paired with each other within a couple of seconds. Each wireless set has a unique pairing algorithm, it automatically detects each other and configures their own IDs.

 
High Definition Colour LCD Display
B-7 PRO features a high definition colour LCD display. You can check the information very easily while performing on stage.

 
Long Distance, Low Latency
With the latest transmitting technologies, the B-7 PRO wireless system has the best performance for musicians. The latency is as low as 7.3ms when you set the transmitting at LOW LATENCY. The operation range is up to 50 meters (160-feet).

 
Stable Mode for Anti-Interference
To achieve the best performance, you can adjust the transmitting parameter between LOW LATENCY and STABLE. To avoid interference, please check if there is any Wi-Fi device around the TX&RX. It will be better for TX&RX to stay 0.8~1.0 meter away from any other 2.4GHz device to acheive the best performance.

 
Performance & Comparison

 
Long Battery Lifetime
The B-7 PRO features large Li-ion batteries inside the TX & RX. The battery lifetime is as long as 6 hours.

Easily Recharging
You can easily put the RX on the top of the TX to recharge it. Super convenient for you to fully recharge it.

 
Connections
Here we listed devices you may connect to the B-7 PRO wireless system.

 
USB Audio Recording
Connect the B-7 PRO's TX (transmitter) to your cellphone or computer, you can use the B-7 PRO as a USB interface for recording. No matter what you play with a band on stage, you can record all sounds you hear form the monitor. Enjoy!