Portable Display RF Receiver (216 MHz) – LR-400-216

Listen Technologies

Offering the same high-performance audio and convenient recharging features as our other receivers, the LR-400-216 Portable Display RF Receiver is an affordable option for establishing or expanding your assistive listening system. Capable of receiving up to 19 wide-band or 38 narrow-band channels, the LR-400-216 features a digital LCD display, channel seeking capabilities, and compatibility with mono or stereo headphones. The LCD display provides each user with channel selection, battery level, and signal strength information, and an LED on the top of each receiver indicates power status and low battery conditions.

The LR-400-216 Portable Display RF Receiver is a cost-effective way to provide assistive listening to your customers, clients, or patrons.


One (1) LR-400-216 Portable Display FM Receiver
One (1) Quick Reference Card

$152.00 $169.00

Portable Display RF Receiver (216 MHz) – LR-400-216

Reliable and affordable RF receiver ideal for use in museums, manufacturing facilities, and more.


Weight 1.00 lbs
Dimensions 1.50 × 2.75 × 4.25 in

Listen Technologies


Frequency Response 50 – 15 kHz (±3 dB)
Signal-to-Noise Ratio SQ enabled 70 dB, SQ disabled 50 dB
Audio Output Jacks 3.5 mm (0.14 in.) connectors, unbalanced, 0 dBu nominal output level, 16 mW maximum, impedance 32 ohm
Distortion < 2% total harmonic distortion (THD) at 80% deviation


User Controls Channel up/down, SEEK, volume, Alkaline/NiMH batteries, SQ enable/disable
Programming Channel lock, squelch


LCD Channel designation, battery level, battery charging, RF signal strength and channel lock
LEDs Red, illuminated when unit is on, flashes when batteries are low or to indicate charging, flashes when locked and SEEK is pushed


Frequency Range 216.0125 – 216.9875 MHz
Number of Channels 19 wide band, 38 narrow band
Sensitivity .6uV typical, 1 uV maximum for 12 dB sinad
Frequency Accuracy ± .005% stability 32 to 122 ºF (0 to 50 ºC)
Squelch Programmable in 20 steps, automatic on loss of RF signal
Antenna Type Uses earphone cable


Power Supply I/P 120 VAC; O/P 7.5 VDC 250 mA, drop in contact points for use with charging cases, power supply not included (LA-208)
Power Supply Connector 0.09 in. (2.3 mm) OD by 0.7 mm ID, barrel type connector 7.5 VDC, center positive < 250 mA, drop in contact points for use with Listen charging cases
Battery Type Two (2) AA batteries, alkaline or NiMH
Battery Life 30 hours alkaline (LA-361), 15 hours NiMH rechargeable (LA-362)
Battery Charging Time Fully automatic, 13 hours
Compliance RoHS, WEEE, UL, PSE, CE, CUL, TUV, CB


Width 2.75 in. (7.0 cm)
Height 4.25 in. (10.8 cm)
Height 1.50 in. (3.8 cm)
Color Dark Grey with white silk screening
Unit Weight with Batteries 5.8 oz (164 g)
Shipping Weight 1.0 lbs. (0.5 kg)
Weight 3.9 oz (111 g)
Door Manually lockable, SEEK/channel select behind the door


Temperature – Operation 14 to 104 ºF (-10 to 40 ºC)
Temperature – Storage -4 to 122 °F (-20 to 50 °C)
Relative Humidity 0 to 95% relative humidity, non-condensing


Safety RoHS
RF FCC Part 15, Part 90, Industry Canada

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