Idun Guardian Specifications

Size & Weight

• Weight: 24 g
• Eartip sizes: Small, Medium (Large available upon request)
• Wing sizes: Small, Large
• Brainbox: 47 x 26 x 9 mm
• Batterybox: 47 x 26 x 9 mm

Sensors

• Sensor material: DRYODE™
• EEG channel: 1 (+ref & ground)
• Impedance (typ.): <200 kOhm

Electronics

• Resolution: 24 bits
• Input range: ±100 mV
• Output sample rate: 250 Hz
• Connectivity: BLE 5+

Battery

• Charging interface (not included): USB-C
• Battery life: 8+ hours

IMU

• Linear acceleration: 3-axis
• Angular rate: 3-axis
• Magnetic field (Compass): 3-axis