The sound of your voice. The WMS 40 PRO presenter set will get your speech across perfectly. Easy to hide in the user's clothes, the WMS 40 PRO presenter sets provide optimum intelligibility for actors, presenters, or moderators. Its ease of use lets you focus on what you have to say. The transmitter operates for 30 hours off a single AA size battery.
SR 40 FLEXX
Three selectable UHF frequencies for interference-free reception.
Diversity: maximum transmission reliability even in difficult environments.
The system automatically selects the antenna providing the best signal.
Adjustable squelch.
Multichannel capability for simultaneous use of up to nine channels (maximum number of channel depends on local frequency plans).
All-metal case.
High Definition Audio Performance technology ensures the legendary, realistic AKG sound and perfect audio transmission.
PT 40 FLEXX
Three selectable UHF frequencies for interference-free reception.
Multichannel capability for simultaneous use of up to nine channels (maximum number of channel depends on local frequency plans).
High Definition Audio Performance technology ensures the legendary, realistic AKG sound and perfect audio transmission.
Transmitter operates for at least 30 hours off a single AA size battery, saving cost, maximizing dependability, and minimizing onstage stress.
Technical Info
Channel Frequencies
Channel 40A: US45
A1: 660.700 MHz
A2: 661.100 MHz
A3: 662.300 MHz
Channel 40B: US58
B1: 734.600 MHz
B2: 736.025 MHz
B3: 736.975 MHz
Channel 40C: US60
C1: 748.875 MHz
C2: 750.900 MHz
C3: 751.550 MHz
SR 40 FLEXX
Carrier frequency range: 660 to 865 MHz, 3 selectable frequencies
Modulation: FM
Audio bandwidth: 35 Hz to 20 kHz
THD: typ. 0.8 % (at 1 kHz)
Signal/noise ratio: typ. 110 dB(A)
Power supply: 120/230 V AC
Audio outputs: bal. XLR and unbal. 1/4 in. jack, output level adjustable, at rated deviation: 500 mV rms.
Dimensions: 200 x 190 x 44 mm (7.8 x 7.4 x 1.7 in.)
Net weight: 665 g (1.5 lbs.)
PT 40 FLEXX
Carrier frequency range: 660 to 865 MHz, 3 selectable frequencies
Modulation: FM
Audio bandwidth: 35 Hz to 20 kHz
THD: typ. 0,8 % (at 1 kHz)
Signal/noise ratio: typ. 110 dB(A)
Power supply: 1 AA size battery
RF output: typ. 10 mW (ERP)
Battery life: typ. 30 h (for 2200 mAh)
Dimensions: 60 x 74 x 30 mm (2.4 x 2.9 x 1.2 in.)
Net weight: 60 g (2.1 oz.)
Because this item is used at your mouth or ear, it cannot be returned once opened due to health reasons. 
