Distance between transmitter and receiver : >10myes
polar pattern: cardioid
frequency response: 65 hz-15khz
signal-to-noise(s/n) ratio:60 dba: yes
uhf frequency band:470-960mhz(depends on sku)(eu 657-662mhz): yes
thd:0.5%, typical: yes
dynamic range:100 db a-weighted, typical: yes
transmitter transmitting power:<10 mw, typical: yes
receiver input:1/4"(6.3 mm) unbalanced: yes
receiver maximum output level:-13dbv,typical: yes
receiver rechargeable battery:lithium-ion polymer 3.7wh(equivalent to 3.7v, 1000mah): yes
receiver charge time :2 hours /1a: yes
receiver battery playtime:up to 6 hours: yes
microphone battery: 4 x aa alkaline (included)