SPK7378

1. Connectivity:2.4GHz wireless

2.Working distance: about 10m

3. Button lifespan: 3 million clicks (sound)

4.Resolution: 1600 DPl

5. Power supply: 1*AA Philips battery

6.Product size: 97.49x60.02x29.69mm7.Product weight: 42±5g

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