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AKG WMS40 FLEXX Wireless Head-worn System - Includes: SR40-FLEXX Receiver and PT40-FLEXX Body-pack Transmitter with C444L Head-worn Microphone (US45 / 660.700 - 662.300 MHz)

B&H # AKWMS40FS40A MFR # 3109 X 04060
AKG WMS40 FLEXX Wireless Head-worn Microphone System


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The AKG WMS40-FLEXX wireless microphone systems provide frequency agile UHF wireless at a cost effective price. The systems provide single operation with up to 3 user selectable frequencies. The systems are shipped with either handheld or belt-pack transmitters, this system includes the SR40-FLEXX diversity receiver and PT40-FLEXX body-pack transmitter with C444L head-worn microphone.

The SR40-FLEXX receiver is a half-rack mountable unit with balanced XLR and unbalanced 1/4" phone outputs on the rear. The front panel features dual antennas and a frequency selector switch, enabling users the select between 3 preset frequencies. Diversity reception enables dual antennas and receiver circuits to compete for the strongest radio signals, minimizing signal loss and noise.

The PT40-FLEXX body-pack transmitter features a mini XLR input and includes the C444L head-worn microphone. The C444L is a pre-polarized condenser microphone designed for accurate reproduction of speech. The convenient head-worn design enables an array of possibilities including fitness instruction, presentation and more. The PT40-FLEXX boasts up to 30 hours of power on a standard single AA alkaline battery. Like the receiver, the PT40-FLEXX transmitter provides 3 user selectable frequencies for complete flexibility and convenience.

Frequency Agile
The WMS40 FLEXX Series features 3 user selectable frequencies for added convenience and flexibility.
Diversity Reception
Twin internal receivers and antenna relay to minimize drop out and noise caused by RF interference.
Balanced and Unbalanced Output
The SR40-FLEXX features a balanced XLR and unbalanced 1/4" phone output connectors.
Comprehensive LED Display
The front panel on the SR40-FLEXX features A/B diversity status, RF reception, Mute and Clip LEDs.
Type of System Rack/Table Top Mountable UHF Diversity System
RF Carrier Frequency Range US45 / 660.700 - 662.300 MHz
Approx. Working Range 330 Feet (100 m)
Overall Frequency Response 65Hz to 20kHz
Signal-to-Noise Ratio >110 dB(A)
# Of Channels Single channel with 3 selectable frequencies
# Of Simultaneous Systems Up to 9 simultaneous channels
SR40 FLEXX Receiver
Type of Receiver Frequency Agile UHF Diversity
Type of Outputs Balanced 3-pin XLR-male, switchable from -30 to +6dB
Unbalanced 1/4" Phone jack (6.5mm)
Headphone Monitoring No
Power Requirements Current Consumption: 115mA/12V
Power Requirement: 120/230 VAC 50/60 Hz
Battery Type/Approx. Life not applicable
Display RF Status, Mute and Clip LEDs
Mounting Options Table Top / Rack Mount (rack-mount hardware included)
Antenna Type BNC
Dimensions (W x D x H) 7.8 x 7.4 x 1.7" (200 x 190 x 44mm)
Weight 1.4 lbs (630 g)
PT40 FLEXX Body-Pack Transmitter
Type of Transmitter Body-Pack Frequency Agile UHF
Type of Input Connector Mini 3-pin XLR
Type of Microphone C444L Head-worn
Polar Pattern Cardioid
SPL not specified by manufacturer
Battery Type/Approx. Life 1x AA 1.5-V alkaline battery
typ. 31 hours (for 2200 mAh)
Mute Switch Lockable On/Off and Mute available
Level Control 25 to 750 mV/ 1 kHz, adjustable
Antenna Type quarter-wavelength
Display Power LED
Dimensions 2.4 x 2.9 x 1.2" (60 x 74 x 30mm) (WxHxD)
Weight 2.1 oz (60 g) without batteries
AKG WMS40 FLEXX Wireless Head-worn System - Includes: SR40-FLEXX Receiver and PT40-FLEXX Body-pack Transmitter with C444L Head-worn Microphone (US45 / 660.700 - 662.300 MHz)
  • PT40 FLEXX Body-pack Transmitter
  • SR40 FLEXX Receiver
  • C444L Cardioid Head-worn
  • 2 x Moisture Shields
  • AA Size Battery
  • W444 Windscreen
  • 1 Year Warranty
  • Be the first to review this item


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    This is a Special order item. Est. arrival at B&H is 7-14 business days (subject to availability). Your order will be charged at time of shipment. Item is non-cancelable and non-returnable.
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