Xvive U4R4 | 4-Person Wireless In-Ear Monitor System with 24-Bit Audio & 90ft Range

X VIVE U4 R4  (XVive U4R4 Four-pack U4 System)

Wireless In-Ear Monitor System for Bands and Live Performers

The Xvive U4R4 is a complete, high-quality wireless in-ear monitoring solution designed to deliver exceptional sound for up to four users simultaneously. Perfect for bands, worship teams, and live performers, this ultra-compact system offers studio-grade 24-bit/48kHz audio with near-zero latency, ensuring every member hears the mix clearly and reliably.

Xvive U4R4 Competitive Differences

• Includes 1 U4T transmitter and 4 U4R receivers for four-person monitoring
• Low-latency performance with under 5ms delay
• Crystal-clear 24-bit / 48kHz audio quality for professional monitoring
• Reliable 2.4 GHz ISM band wireless technology
• Up to 90 feet (27.5 m) of line-of-sight operating range
• Rechargeable lithium-ion batteries with 5 hours of use per charge
• Each receiver has a standard 3.5mm headphone output for universal compatibility
• Compact and durable design for live and touring environments

Xvive U4R4 Description

The Xvive U4R4 is engineered to give musicians the freedom of wireless in-ear monitoring with uncompromised sound quality. Utilizing the globally accepted 2.4 GHz ISM band, it provides a robust and interference-free RF connection ideal for live performances. With support for six switchable channels and up to six systems running simultaneously, this system easily integrates into multi-performer setups. The 24-bit / 48 kHz audio delivers a studio-grade monitoring experience, while the ultra-low 5ms latency ensures real-time performance with zero lag or delay. Each receiver features a 3.5mm headphone output compatible with most IEMs or headphones. Compact, rugged enclosures ensure reliability on stage, and the rechargeable lithium-ion batteries provide up to 5 hours of use on a single charge. Charging is simple via USB and the system can be used while charging—ideal for extended sessions.

U4R4 Features

• Wireless in-ear monitoring system for four users
• 24-bit / 48 kHz high-resolution audio
• Less than 5 ms latency for real-time audio
• 2.4 GHz ISM band operation for global compatibility
• 6 switchable and simultaneous channels
• 90 ft (27.5 m) line-of-sight range
• Mono audio transmission
• Rechargeable internal lithium-ion battery
• 5-hour battery life; 2.5-hour full recharge time
• Usable while charging

U4R4 Specifications

• Wireless Type: 2.4 GHz ISM band
• Bit Depth / Sample Rate: 24-bit / 48 kHz
• Switchable Channels: 6
• Simultaneous Channels: 6
• Frequency Response: 20 Hz – 20 kHz (-3 dB)
• Dynamic Range: 107 dB (-3 dB)
• Signal-to-Noise Ratio: 107 dB
• Stereo/Mono: Mono
• THD: 0.2%
• Latency: 5 ms
• Operating Range: 90 ft (27.5 m) line-of-sight
• Transmitter (U4T): XLR or mono unbalanced 1/4” TS with adapter
• Transmitter Dimensions: 3.8" x 1.2" x 1.1" (100 x 30 x 28 mm)
• Transmitter Weight: 3.17 oz (90 g)
• Receiver (U4R): 3.5 mm headphone output
• Receiver Dimensions: 2.36" x 1.85" x 1.61" (60 x 47 x 41 mm)
• Receiver Weight: 4.16 oz (118 g)
• Battery Type: Rechargeable lithium-ion (internal)
• Battery Life: 5 hours
• Charging Time: 2.5 hours (full charge)
• Charging Voltage: 5V via USB
• Usable While Charging: Yes