Swiff Audio WX-520 Stereo Mic In Ear Wireless Monitor Earphone System for Headphone and IEM (WX520)

Swiff Audio WX-520 Stereo Mic In Ear Wireless Monitor Earphone System for Headphone and IEM (WX520)

The WX‑520 delivers professional in-ear monitoring in a compact, plug-and-play system. Built with 5.8 GHz digital transmission, it ensures ultra-stable, interference-free stereo audio with less than 5 ms latency—perfect for live performances, rehearsals, or presentations. The transmitter doubles as an 8400 mAh charging case, providing up to 8–10 hours of playback and the ability to power external devices or charge additional receivers. Supporting a one-to-many setup (1 transmitter, multiple receivers), it’s ideal for groups, bands, or multi-person monitoring solutions. A high-contrast LED display provides clear status updates at a glance, and automatic pairing ensures seamless setup.

Key Features

• 5.8 GHz digital stereo transmission for stable, interference-free audio
• Latency: < 5 ms for true real-time monitoring
• Transmission Range: > 30 m (line-of-sight)
• Rechargeable transmitter/charging case (3,000 mAh) powers unit and charges receiver
• Up to 8–10 h runtime per receiver
• Supports multiple (additional) receivers with one transmitter
• Combo input jack (6.35 mm) for line or mic signals, with cue function
• High-contrast LED display (battery, channel, signal status)
• Auto-pairing—easy connection setup
• Compact, portable form factor

Technical Specifications

• Transmission Frequency: 5.8 GHz ISM band
• Channels: 4 switchable channels
• Audio Latency: < 5 ms
• SNR: > 90 dB
• Frequency Response: 20 Hz–20 kHz
• Battery (Transmitter): 3.7 V / 3,000 mAh lithium rechargeable
• Working Time: 8–10 h per receiver
• Receiver Size: Half palm-sized body pack
• Included: 1 × Transmitter/Charging Case, 1 × Receiver, USB-C charging cable, user manual