Shure BLX1288-P31 (K14, 614-638 MHz) wireless microphone set

Product specifications

• wireless headset system
• suited for public speakers and instructors, for instance
• consists of: handheld microphone, headset, transmitter, receiver
• batteries included

PGA31 condenser headset:

• comfortable wire frame for a secure and proper fit
• microphone type: condenser
• pickup pattern: cardioid
• frequency response: 60Hz - 20kHz
• sensitivity: -50 dBV/Pa
• self noise: 28 dB(A)
• maximum sound pressure: 145 dB
• TA4F connector
• colour: black
• weight: 2 oz (60 g)

BLX1 wireless bodypack transmitter:

• ergonomic on/off switch
• adjustable gain control
• quick and easy frequency matching
• up to 12 compatible channels per group
• available frequencies: 614 - 638 MHz (K14)
• power supply: 2x AA alkaline or rechargeable batteries
• power supply and battery LED status indicator
• 14 hours of continuous use
• maximum range: 100 yards (91 m)
• uses the UHF band
• sturdy, lightweight design
• compatible with a variety of microphone types
• TA4F microphone connector
• audio frequency range: 50 - 15,000 Hz
• transmitter RF output power: 10 mW
• dynamic range: 100 dB, A-weighted
• distortion (THD): 0.5%
• operating temperature: -18 °C to 50 °C
• dimensions: 4.3 x 2.5 x 0.8 inches (110 x 64 x 21 mm)
• weight: 2.6 oz (75 g)

BLX2 wireless handheld microphone with PG58 capsule:

• transmitter: Shure BLX-2 wireless handheld transmitter
• microphone capsule: PG58 capsule (for specifications, see below)
• sturdy, lightweight design
• available frequencies: 614 - 638 MHz (K14)
• attenuation control: -10 dB
• power supply: 2x AA battery
• battery life: up to 14 hours
• quick and easy frequency matching
• microphone clip included
• transmitter RF output power: 10 mW
• dynamic range: 100 dB, A-weighted
• distortion (THD): 0.5%
• operating temperature: -18 °C to 50 °C
• diameter: 2.1 inches (53 mm)
• length: 8.8 inches (224 mm)
• weight: 2.6 oz (218 g)

Shure PG58 microphone capsule:

• frequency range optimised for vocals
• cardioid pickup pattern, picks up sound from the front, prevents feedback
• frequency range: 60 Hz - 15 kHz
• handles high volume levels without any distortion
• internal shock mount prevents handling noise
• solid metal construction
• with on/off button
• internal pop filter

BLX88 double wireless receiver:

• double UHF receiver
• Shure QuickScan frequency selection
• high-quality, interference-free sound
• two audio status indicator LEDs per channel
• LED display per channel
• compact housing
• internal antennas
• available frequencies: 614 - 638 MHz (K14)
• THD: 0.5%, typical
• dynamic range: 100 dB, A-weighted, typical
• operating temperature: -18 °C to 57 °C
• outputs: 2x XLR and 2x 1/4" jack
• output impedance XLR: 200 Ω
• output impedance jack: 50 Ω
• power supply: 12-15 V DC @ 320 mA
• dimensions: 7.4 x 4.1 x 1.6 inches (388 x 116 x 40 mm)
• weight: 2.6 oz (429 g)
• power supply included