2.4G wireless microphone system for teacher

Product Descriptions:
The DF-121 2.4Ghz wireless microphone system is designed to help the teacher and students in classroom. This system delivers the teachers sound more clearly and loudly so children do not have to strain to hear, and teacher does not have to talk over the noises in classroom. It helps keeping students' attention and improves behavior as well.

The whole system is easy to operation. Frequency hopping technology enhancing features that the user who wants to confidentiality as well as no crosstalk communication. The pendant and lapel clip microphone can 360⁰ rotation to adjust a good direction. This design is ideal for teacher to use in classroom. It is totally hand-free and the voice does not drop out even the teacher facing the blackboard or whiteboard. The professional 16-24Bit,32-96kHz sampling rate make sure the excellent voice quality and no distortion.

The DF-121 supports more than1000 sets working synchronously in school and no crosstalk.

DF-121 RX Specification:

Transmission: 2.4Ghz frequency (open and free frequency all over the world)

Matching Mode: Wireless auto scanning, address code matching

Audio Output: Unbalanced/Balanced

Power Dissipation: 5W

Power: AC/9V

Transmit Power: Less 20 dBm

Dimension: 250mmx160mmx45mm

Weight: 600g

DF-121 TX Specification:

Sampling Rate: 16 Bit, 48kHz

Matching Mode: Wireless auto scanning, address code matching

Transmission: 2.4Ghz frequency (open and free frequency all over the world)

Frequency Response: 100-12kHz

Maximum Input Sound Pressure: 100SPL

Transmit Power: Peak is 16dBm, average is less than 8dBm

Manual Volume Control: 20 steps

Battery Power: Lithium battery

Dimension: 69mmx35mmx15mm

Weight: 45g(including battery)

Warranty: 3 years (1 year for battery)