ibiomedi PetEcho-Electronic Stethoscope for Pets​ - Smart Activity Fitness Tracker for Monitoring Heart Rhythms and Lung Sounds.

1. Clear Sound Quality: Experience clear and precise pet sounds with the built-in DSP chip that eliminates interference from fur or other external factors.
2. Selective Sound Enhancement: Focus on specific areas of interest by selectively amplifying and enhancing regions of pet sounds, allowing you to better understand your furry friend's health.
3. Flexible Audio Output: Connect your favorite headphones or speakers to enjoy listening to pet sounds in a way that suits your preferences.
4. Easy Connectivity: Seamlessly connect to your mobile phone, tablet, laptop, or other devices. Record and transfer pet sound recordings effortlessly for future analysis or sharing with others.
5. Convenient Sound Recording: Effortlessly record and preserve pet sounds for future reference, whether you want to document your pet's unique vocalizations or monitor changes in their health over time.

Specifications

• Color：White
• Battery：AAA  1.5V alkaline battery *  2
• Operation current：90mA
• Chest piece：Replaceable chest piece (child/adult)
• Dimension：139 X 48 X 34 mm
• Weight：180g
• Clinical application：For auscultation
• Ingress Protection (IP) Rating：IPX2
• Frequency response mode：heart sound / breathing (lung) sound / full frequency
• Frequency range of frequency response mode：
• heart sound (20~200Hz) / lung sound (100~1000Hz) / full frequency (20~1200Hz)
• Volume adjustment：+ / -
• Audio output：earphones / speakers
• Volume level：8 increments up to 50X amplification
• Digital wireless transmission 

Bluetooth (Receiver) : Bluetooth v4.2 specification compliant.2.402GHz ~ 2.480GHz unlicensed ISM band, 
                                       π/4  DQPSK, 8DPSK . EDR(3MB)
Bluetooth (Transmitter): Bluetooth v4.2 specification compliant. 2.402GHz ~ 2.480GHz unlicensed ISM band,9 dBm 
                                         (typ)=7.9433mW  RF transmit power with level control,  π/4 DQPSK and 8DPSK 
                                         modulazzion,EDR(3MB) 
Bluetooth Specifications: Operation Frequency: 2402MHz~2480MHz
                                             Average speed bit rate > 327 kbps bit pool:53bits
                                             Delay: < 200ms
                                             Bluetooth transmission distance:10m
                                             Bluetooth transmission power: 9 dBm (typ)=7.9433mW

Accessories

Name of accessory	Quantity
Small chest piece	1
Large chest piece	1
Audio line	1
Earphones	1
Battery 1.5V	2
Instruction Manual	1