‌Wireless XPansion. Looking to add another frequency-agile UHF wireless system to your Expedition XP310w or XP312w Rechargeable Portable PA? The Concert 88a Series features Concert 88 Series wireless transmitters and the unique CR88a Receiver Module, which is specifically designed to slide/lock into the back panel of your XP310w or XP312w. Concert 88a Series wireless system is available in Handheld, Lavalier and Headset microphone configurations.

Frequency-agile UHF wireless system CR88a Receiver Module designed specifically for use with Samson Expedition XP310w and XP312w Rechargeable Portable PAs Up to 100 available operating channels IR sync wirelessly matches receiver and transmitter frequency Tone key prevents unwanted noise when transmitter is off/out of range Handheld: CH88 Handheld Transmitter with Q6 Dynamic Microphone capsule Headset: CB88 Beltpack Transmitter with LM8 Lavalier Microphone Lavalier: CB88 Beltpack Transmitter with DE5 Headset Microphone Multifunctional backlit LCD Transmitter offers up to eight hours of battery life using two AA batteries 100' operating range (line-of-sight) Specifications Frequency Band Type: UHF Available Frequency Bands: D, G and K Channels: Up to 100 frequency presets per frequency band Receiver Type: Receiver and PLL UHF Synthesized Frequency Response: 50Hz–15KHz (±3dB) Frequency Stability: ±0.005% T.

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D.: 100dB A-weighted Modulation Mode: FM (F3E) Max. Output: 0dBu Signal to Noise: >90dB RF Sensitivity: -100dBm/30dB sinad Power Supply: 10~12VDC 170mA Display: LCD Receiver Dimensions: 1.26" (32mm) x 2.24" (57mm) x 4.41" (112mm) Receiver Weight: 1.59lb (0.72kg)