Power supply: 12-24 V DC, 100 mA
Video:
4 x inputs: 1 Vpp/ 75 ohms, composite RCA
1 x outputs: 1 Vpp/ 75 ohms, composite RCA
S/N ratio: >-70 dB/ 1 Vpp video
Off attenuation: >78 dB
Differential gain: 0.1%
Differential phase:
Audio:
4 x inputs: 10 kohms, stereo RCA
1 x output: 75 ohms, stereo RCA
Gain: nominal 0 dB
Input level: -10 dBV nominal
THD: 0.01 %
Headroom: >20 dB/ -10 dBV
S/N ratio: -95 dB/ -10 dBV
Off attenuation >74 dB
Crosstalk: blow noise floor (inputs terminated)
Dimensions (L x W x H): 146 x 90 x 42 mm
Weight: 0,44 kg
Frequency range: 10 - 10000000 Hz
Height: 4,2 cm
Depth: 9 cm
Width: 14,6 cm 

Manual AV switch 4:1
-Video and stereo audio signal switching from four sources to one output
-4 inputs (RCA)
-1 output (RCA)
-Switching via durable keyboard-style buttons
-Active channel indication via control LED
-Block terminals for remote control
-NTSC and PAL compatible
-High quality gold-plated RCA connectors
-Super compact metal housing
-12-24 V DC power supply via block terminals or power jack (PSU not included)