ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Noise level ranges: Auto 30 ... 130 dB
High 80 ... 130 dB
Medium 50 ... 100 dB
Low 30 ... 80 dB
Dynamic range: 50 dB
Resolution: 0.1 dB
Accuracy: ±1.4 dB (under reference conditions @ 94 dB, 1 KHz)
Accuracy class: IEC61672-1 Class 2
Frequency range: 31.5 Hz...8 kHz
Time rating: FAST (125 ms), SLOW (1 s)
Frequency weighting: A and C
Microphone type: 1/2" electret condenser
Display: 4-digit LCD display with background lighting
Display update: 2 Hz
Data storage: 32700 readings
Data interface: USB, Bluetooth 4.0
Power supply: 9 V block battery
Operating conditions: 0 ... +40 °C / 32 .. 104 °F, 10 ... 90 % RH, non-condensing
Altitude: <2000 m / 6561 ft
Storage conditions: -10 ... +60 °C / 14 ... 140 °F, 10 ... 75 % RH, non-condensing
Dimensions: 278 x 76 x 50 mm / 10.9 x 3.0 x 2"
Weight: 350 g / 12.3 oz
Delivery Scope:
1 x Bluetooth decibel meter PCE-323
1 x Mini Tripod
1 x Screwdriver
1 x Software CD
1 x carrying case
1 x 9V block battery
1 x Instruction Manual
