AT-One, Audio-Technica’s entry level UHF wireless system. With a 2 x 4 channel frequency plan for enhanced flexibility, sturdy but stylish build quality and a simple user interface, AT-One is ready to become your perfect wireless companion.AT-One is designed with simplicity and ease-of-use in mind. Equipped with a practical carrying case, rack-mount kit and detachable antennae, AT-One is the perfect balance of price and performance, ideal for those looking for accurate, reliable performance at an entry level price. The AT-One’s frequency plan is divided into two groups with 4 available channels in each group split between the Europe wide license free frequency range and the LTE duplex gap. Users can choose up to 4 channels within one group.Available in three configurations, AT-One can be purchased with a beltpack or handheld transmitter. The ATW-11 comes equipped with a sturdy, discreetly designed beltpack, providing 10mW RF output power, damping switch and a battery life of 10 hours. FEATURESDesigned for quick and easy usePerfect balance between price and performance, the AT-One is ideal for those looking for reliable results at low pricesThe frequency plan of AT-One is divided into two groups with 4 channels available in each group, one in the range of authorized European frequencies and the other in the duplex GapUsers can choose up to 4 channels in a groupThe ATW-11 system is equipped with a discreet and robust pocket transmitterRF transmission power 10mWThe bodypack transmitter has a 4-pin HRS connector, which is able to connect to all Audio-Technica wireless microphonesUp to 10 hours’ battery life with 2 x 1.5V AA batteriesRF Indicator lightRobust construction from high quality componentsDelivered in a transport case with a rack mount kit and detachable antennasSPECIFICATIONSOverall SystemOperating FrequenciesDE3 Band: 482 – 512 MHzNumber Of Channels2 x 4 frequenciesFrequency Stability /- 0.005%, Phase lock loop frequency controlModulation ModeFMFrequency Response60 Hz – 16 kHzOperating Range60m, typicalReceiverReceiving SystemAntenna switching diversityImage Rejection55dB minimumDynamic RangeHH: 108 dB, BP 103 dB (@ max deviation)Sensitivity10dBµV (S/N 60dB @ 20 kHz deviation)Total Harmonic Distortion<1% – 20 kHz deviation @ 1 kHzAudio Output Unbalanced-2dBVAudio Output Balanced4dBVOutput Connectors (Microphone)Balanced: XLRM-typeOutput Connectors (Instrument)Unbalanced: 6.3 mm mono jackMaximum Output LevelMic / Line (0 / -20dB)Antenna InputBNC type, 50 – BIAS voltage 12V DC 100mA eachDimensions200 mm x 42 mm x 122 mm (W x H x D)Weight418 g without accessoriesAccessories IncludedAC Adapter, Antennas, Rack mount adapter, protective carrying caseBelt PackRF Power Output10 mWSpurious EmissionsFollowing national regulationsInput ConnectionsPin 1: GND Pin 2: INST Pin 3: Mic Pin 4: DC Bias 10VBattery TypeTwo 1.5V AA alkaline (not included)Battery Life10 hours – depending on battery type and use patternDimensions66 mm x 98 mm x 22 mm (W x H x D)Visit item page https://www.audio-technica.com/en-eu/microphones/wireless-systems/series/at-one