Frequency ranges	MCR54 B1: 470 ÷ 800 + 961÷1000 + 1045÷1075 MHz (UK) MCR54 B2: 470 ÷ 800 + 823÷832 + 941÷960 MHz (USA/EU) MCR54 B3: 470 ÷ 800 + 806÷809 + 1240÷1260 MHz (JP) MCR54 B5: 470 ÷ 800 + 462÷465 + 806÷810 MHz (JP)
Switchable channels	2400 user programmable frequencies, organized in 40 groups of 60 channels
Switching-window	up 790 MHz
Frequencies	microprocessor controlled frequency synthesizer circuit, with 5 kHz minimum step. The frequencies can be easily PC reprogrammed with USB C or Bluetooth 5 (long range)
Frequency error	< ± 2.5 ppm, in the rated temperature range
Modulation	FM mono, wideband or narrowband IFB (SW selectable)
Peak deviation	±54 kHz (wideband), ± 40 kHz (narrowband)
Antenna input impedance	50 ohm sma type (SWR < 1:2; typ. 1:1.4)
Sensitivity	2 μV ( 6 dBμV, -101 dBm), for SND/N > 58 dB; in the whole switching-window*
Amplitude response	< 0.5 dB (for RF input signal:6 dBµV ÷ 100 dBµV)
Adjacent chan. selectivity	> 80 dB typical (for channel spacing ≥ 400 kHz)
Spurious emissions	< 2 nW (typical = 0.1 pW)
Noise Reduction system	ENR / ENR-1.2 (Wisycom Extended-NR) , noise optimized ENC / ENC-1.2 (Wisycom Extended-NC), voice optimized & with reduced pre-emphasis ENS (for live application) Others, compatible with most systems, thru an internal DSP emulation of SA572, SA575 and Rms envelope compander chip set, fully user programmable
AF bandwidth	30 Hz ÷ 20 kHz (wideband), 30 Hz ÷ 17 kHz (narrowband)
Frequency response	± 1 dB in the 30 Hz ÷ 20 kHz range (wideband), ± 1 dB in the 30 Hz ÷ 17 kHz (narrowband)
Distortion	0.3 % typical
SND/D ratio (Analogue)	120 dB typical*
SND/D ratio (Digital)	> 125 dB typical
Audio output	Electronically balanced on 5 pin mini-XLR Female connector analogue or digital (SW selectable)
Digital sample rate	AES3 @ 48 kHz
Monitor output	headphone 3.5 mm jack socket
Managing interface	USB C, Bluetooth 5 (long range)
LEDs	2 multicolour RGB LEDs to easy indicates Power & Bluetooth 4 multicolour RGB LEDs to easy indicates the audio status of the 4 RX
Display	OLED 128x64 (white)
Powering	- External = 6 ÷ 18 Vdc (3 W max) - Autonomous. = with optional BCA 54 Battery Module
Power consumption	3 Watt max (with 4 active receivers), 2 Watt max (with 2 active receivers)
Temperature range	-10 ÷ +55 °C
Dimensions	104 x 87,6 x 25 mm (H x W x D)
Weight	230g
	*RMS value, 22 Hz / 22 kHz, unweighted