Product Features:
2.4GHz Ultra-small Wireless Camera Kit
1/4 inches CCD, 420 TV lines sharp picture display
Tiny size for discreet observation and portability
Built-in microphone for audio monitoring
4 channels available to avoid possible interference
Up to 100m (330ft.) transmission range in open space
901D (T901+R707) available
Specification:
Camera
Imaging Sensor:1/4-inch CCD
CMOS Total Pixels: 512(H)*582(V)PAL
                                 512(H)*492(V)NTSC 
Horizontal Resolution: 420TV Lines 
View Angle Degree: 59.4
Minimum Illumination: 1.0Lux / F1.2
Gain Control: Automatic
Frequency: ISM 2,400~2,483MHz 4CH*
Transmission Power: mW 2
Modulation Mode: FM
Bandwidth: 18MHz 
Power Supply: +12VDC 
Consumption Current: 120mA (Max)
Operating Temperature: -10 ~ +50 / +14 ~ +122
Storage Temperature: -40 ~ -85 / -40 ~ +185
Operating Humidity: 85%RH 
Dimensions(W*L*H): 36*36*26mm 
Weight: 70g 
Unobstructed Effective Range: 100m(Min)
Receiver
Power Supply:  +12 VDC
Consumption Current (Max.): 190mA
Receiving Frequency: ISM 2,400MHz~2,483MHz
Input VSWR: 2:1
Demodulation Type: FM
Intermediate Frequency: 480MHz
Frequency Stabilization: +/- 100 ppm
Local Leakage at RF Input Terminal: <=-55 dBm
Receiving Sensitivity: <= -85 dBm
Video Output Signal Impedance: 75 ohm
Video Output Signal Level: 1.0 V +/- 0.15 Vpp
Video Output Signal Polarity: Negative
Video S/N Ratio: 38dB
Audio Output Signal Impedance: 600 ohm
Audio Output Signal Level: 1.25 V +/- 0.25 Vpp / 1 kHz
Audio Output Frequency Range: 250 Hz ~ 10 kHz
Left Subcarrier Frequency: 6.5 MHz
Unobstructed Effective Range: 100 m (Min.)
Dimensions(W*L*H):  92* 77 * 22 mm (Excluding Antenna)
Weight : 200 g
Operating Temperature : -10 ~ +50 (Degree C) / +14 ~ +122 (Degree F)
Storage Temperature:  -20 ~ +85 (Degree C) / -4 ~ +185 (Degree F)
Operating Humidity:  85% RH