4.8x3.5x2.3 Inches

B-7PSM is a wireless personal in-ear monitor system with automatic RF environment scan, 5.8GHz interference-free broadcasting frequency, and 24-bit / 40 kHz high-quality STEREO audio transmitting. From any position. On any stage. Hear every note in detail with B-7PSM in-ear monitoring system. Operation Length: > 100 feet (30m) Outdoor unobstructed, >33 feet(10m) Outdoor with obstructions Sampling Rate: 24bit / 40 kHz Latency: < 5.5 ms Recommended: Please stay 2 meters (6 feet) away from the Wifi router for the best results. Bundle with 2pcs Microfiber Polishing Cloths

B-7PSM is a wireless personal in-ear monitor system with automatic RF environment scan, 5.8GHz interference-free broadcasting frequency, and 24-bit / 40 kHz high-quality STEREO audio transmitting. From any position. On any stage. Hear every note in detail with B-7PSM in-ear monitoring system. Operation Length: > 100 feet (30m) Outdoor unobstructed, >33 feet(10m) Outdoor with obstructions Sampling Rate: 24bit / 40 kHz Latency: < 5.5 ms Recommended: Please stay 2 meters (6 feet) away from the Wifi router for the best results. Bundle with 2pcs Microfiber Polishing Cloths

From any position. Bundle with 2pcs Microfiber Polishing Cloths. Operation Length: > 100 feet (30m) Outdoor unobstructed, >33 feet(10m) Outdoor with obstructions.